gib

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A plain or notched, often wedge-shaped piece of wood or metal designed to hold parts of a machine or structure in place or provide a bearing surface, usually adjusted by a screw or key.
• transitive verb To fasten with a gib.
• noun A male cat, especially a castrated one.

from The Century Dictionary.

• noun A familiar name for a cat; hence, as a generic name, any cat, especially an old cat: commonly used for the male.
• To behave like a cat.
• To castrate, as a cat.
• To eviscerate or disembowel, as a fish. Also gip.
• noun A hooked stick.
• noun A wooden support for the roof of a coal-mine.
• noun A piece of iron used to clasp together the pieces of wood or iron of a framing which is to be keyed.
• noun In steam-mach., a fixed wedge used with the driving-wedge or key to tighten the strap which holds the brasses at the end of a connecting-rod.
• noun The projecting arm of a crane; a gibbet. Also jib.
• noun The wedge or adjusting-shoe by which wear is taken up at a sliding contact, such as a cross-head moving on guides.
• noun A prism.
• noun The hooked mandible of the male salmon or trout which is formed during the breeding-season.

from the GNU version of the Collaborative International Dictionary of English.

• noun A piece or slip of metal or wood, notched or otherwise, in a machine or structure, to hold other parts in place or bind them together, or to afford a bearing surface; -- usually held or adjusted by means of a wedge, key, or screw.
• noun (Steam Engine) the fixed wedge or gib, and the driving wedge,key, or cotter, used for tightening the strap which holds the brasses at the end of a connecting rod.
• transitive verb To secure or fasten with a gib, or gibs; to provide with a gib, or gibs.
• transitive verb an engine lathe in which the tool carriage is held down to the bed by a gib instead of by a weight.
• noun obsolete A male cat; a tomcat.
• intransitive verb To balk. See jib, v. i.
• intransitive verb obsolete To act like a cat.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A bolt or wedge made from wood or metal used for holding a machine part in place.
• noun A castrated male cat or ferret.
• verb To fasten in place with a gib.
• noun video games Miscellaneous pieces of a fragged character, most often in first-person shooters.
• verb video games To blast an enemy or opponent into gibs.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a castrated tomcat
• noun a unit of information equal to 1024 mebibytes or 2^30 (1,073,741,824) bytes